氮肥对大麦灌浆期叶片光合性能的影响及其相关性分析
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德木其格,刘志萍,王磊,王金波,齐海祥,徐寿军
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Effect of Nitrogen Fertilizer on Photosynthetic Characteristics of Barley during Grain Filling Stage and Its Correlation Analysis
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Demuqige ,Zhiping Liu,Lei Wang,Jinbo Wang,Haixiang Qi,Shoujun Xu
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表6 不同氮肥处理大麦叶片Pn动态变化
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Table 6 Dynamic changes of Pn in barley leaves under different fertilizer treatments
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| 年份Year | 品种Variety | 处理Treatment | 花后天数Days after flowering (d) | | 7 | 14 | 21 | 28 | 35 | | 2017 | 蒙啤3号 | CK | 23.593±1.046b | 22.053±1.216b | 18.560±1.096b | 12.037±1.105c | 4.500±0.477d | | Mengpi 3 | NA | 24.487±1.445b | 23.177±1.519ab | 20.454±1.011ab | 15.255±1.000b | 5.338±0.548c | | | NB | 26.451±1.399ab | 24.956±1.364ab | 21.188±1.159ab | 15.286±1.159b | 6.297±0.410b | | | NC | 30.516±2.095a | 27.229±1.410a | 24.284±1.656a | 19.528±1.106a | 7.510±0.559a | | 蒙啤5号 | CK | 23.548±1.726b | 21.900±1.646b | 18.357±1.152b | 13.146±1.114b | 4.069±0.242b | | Mengpi 5 | NA | 24.904±1.123b | 22.249±1.630b | 19.599±1.217b | 14.965±1.153b | 4.143±0.370b | | | NB | 26.814±1.469ab | 23.237±1.610ab | 20.581±1.324ab | 16.012±1.256ab | 4.721±0.354b | | | NC | 29.286±1.446a | 26.780±1.456a | 23.978±1.398a | 18.417±1.039a | 5.688±0.476a | | 2018 | 蒙啤3号 | CK | 22.010±1.157b | 20.231±0.743b | 18.623±1.087b | 13.262±0.717c | 4.152±0.639b | | Mengpi 3 | NA | 22.983±1.234ab | 21.849±0.787ab | 19.490±1.423b | 14.257±1.112bc | 4.660±0.363b | | | NB | 24.431±0.684ab | 22.351±1.512ab | 20.101±0.924ab | 16.486±1.193ab | 5.383±0.356ab | | | NC | 26.746±0.746a | 24.118±1.444a | 22.086±1.026a | 18.647±1.490a | 6.502±0.447a | | 蒙啤5号 | CK | 21.896±0.780c | 20.226±0.615b | 17.255±1.001b | 12.144±0.681b | 3.632±0.046c | | Mengpi 5 | NA | 22.425±1.209c | 21.234±1.532b | 19.136±1.340ab | 12.949±0.957b | 4.304±0.241bc | | | NB | 24.803±0.590b | 22.344±1.472ab | 20.292±1.199ab | 14.363±0.818b | 5.053±0.643b | | | NC | 27.046±1.432a | 25.203±1.329a | 21.668±0.476a | 17.122±0.907a | 6.022±0.247a |
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